Solid phase
Official name
Solid alpha Nitrogen
Secondary names
Solid alpha-N2; alpha-N2
Type
Family
molecular solid
Class
non polar molecular solid
Compound type
inorganic molecular solid
Chemical composition
Formula
N2
Chemical formula
N2
Elemental formula
N2
Isotope mixture type
terrestrial abundance
2.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
N2 Nitrogen molecule 1 1.0 1 pure main
Chemical bonds
  Bond Number
N≡N 1
Class
molecular solids with apolar molecules (01)
Type
with diatomic homonuclear apolar molecules (A2) (01.02)
Polymorphs
Equivalent liquid
Liquid Nitrogen
Phase name
α-phase
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
diploidal
Crystal class symbol
m-3 (Th)
Crystal spacegroup
Pa-3
Molar mass
28.0134 g/mol
State NTP
gas
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-solid β-phase 35.61 K
Refringence type
isotropic
Pure color
colorless
Diaphaneity
transparent
Luster
vitreous
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